172. Clemmie Spangler Jr.
the owner of the nation’s largest private wallboard producer, national gypsum, spangler has been a lifelong advocate for education. he apparently helped a north carolina district desegregate its school system. his efforts warranted him a role on the state’s board of education. spangler, known as dick, was chairman from 1982 to 1986. he was president of the University of north carolina system from 1986 to 1997. according to spangler, he and his father, who attended an advanced 13-week program at harvard business school in 1955, were the first father-son to attend hbs at the same time.
Clemmie Spangler Jr. (right) and his dad, C.D., at Harvard Business School.